Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-diagram based-Hard-Class 12
Imagine a physical balance setup as described: The wooden baseboard W is not properly leveled, and the pointer P does not oscillate. Which step is crucial to ensure the balance is correctly set up for accurate measurements?
A
Adjust the levelling screws W1 and W2 until the plumb line R is above the fixed needle point N.
B
Check the weight box to ensure it contains all necessary weights in grams and milligrams.
C
Ensure the pans are clean and dry before placing any object.
D
Close the shutters of the glass case to prevent air currents from affecting the balance.
Correct Answer
Option A
Detailed Explanation
Proper leveling of the baseboard is essential for the plumb line to align with the fixed needle point, ensuring accurate balance function.
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